INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21dba57c1da3be383c5434ceb36b74a3e4921c47e40b1c2a682a167d3bc5d751', 
    'chWywyZOf53RtG7/qWcW+jq8hfyqTiOwlNVMg834wWs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)